Police are appealing for witnesses to the collision, which happened around 6pm yesterday.

They say a red Vauxhall Astra was travelling from Fakenham towards Wells when it collided with a telegraph pole and ended up in a ditch.

The driver and front seat passenger received serious internal injuries and are in what is described as a 'critical but stable condition' in Addenbrookes Hospital.

Witnesses should call PC Louise Manning on 101, at Swaffham roads policing, on 101.